military aircraft

...40-mm grenade launchers, skid-mounted rocket pads, and remotely trainable 7.62-mm machine guns. These experiments, which proved effective in supporting helicopter assault operations, led to the
AH-1G HueyCobra, deployed in 1967 as the first purpose-built helicopter gunship. With its pilot seated behind and above the gunner, the HueyCobra pioneered the tandem stepped-up cockpit configuration...